397960082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{493747}}^1$

素因数の和:493793

約数の個数: 16

約数和(自身を含む): 663597312

約数和(自身を除く): 265637230

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 493747, 987494, 6418711, 12837422, 15306157, 30612314, 198980041, 397960082]

約数ペア:

[(1, 397960082), (2, 198980041), (13, 30612314), (26, 15306157), (31, 12837422), (62, 6418711), (403, 987494), (806, 493747)]